Codebook.txt

Code Book

Identifiers
Subject_ID - The ID of the test subject
Activity - The type of activity performed when the corresponding measurements were taken

Measurement parameters
tBodyAccMeanX, tBodyAccMeanY, tBodyAccMeanZ, tBodyAccStdX, tBodyAccStdY, tBodyAccStdZ, tGravityAccMeanX, tGravityAccMeanY, tGravityAccMeanZ
tGravityAccStdX, tGravityAccStdY, tGravityAccStdZ, tBodyAccJerkMeanX, tBodyAccJerkMeanY, tBodyAccJerkMeanZ, tBodyAccJerkStdX, tBodyAccJerkStdY,
tBodyAccJerkStdZ, tBodyGyroMeanX, tBodyGyroMeanY, tBodyGyroMeanZ, tBodyGyroStdX, tBodyGyroStdY, tBodyGyroStdZ, tBodyGyroJerkMeanX, tBodyGyroJerkMeanY
tBodyGyroJerkMeanZ, tBodyGyroJerkStdX, tBodyGyroJerkStdY, tBodyGyroJerkStdZ, tBodyAccMagMean, tBodyAccMagStd, tGravityAccMagMean, tGravityAccMagStd
tBodyAccJerkMagMean, tBodyAccJerkMagStd, tBodyGyroMagMean, tBodyGyroMagStd, tBodyGyroJerkMagMean, tBodyGyroJerkMagStd, fBodyAccMeanX, fBodyAccMeanY, 
fBodyAccMeanZ, fBodyAccStdX, fBodyAccStdY, fBodyAccStdZ, fBodyAccMeanFreqX, fBodyAccMeanFreqY, fBodyAccMeanFreqZ, fBodyAccJerkMeanX, fBodyAccJerkMeanY, 
fBodyAccJerkMeanZ, fBodyAccJerkStdX, fBodyAccJerkStdY, fBodyAccJerkStdZ, fBodyAccJerkMeanFreqX, fBodyAccJerkMeanFreqY, fBodyAccJerkMeanFreqZ, fBodyGyroMeanX
fBodyGyroMeanY, fBodyGyroMeanZ, fBodyGyroStdX, fBodyGyroStdY, fBodyGyroStdZ, fBodyGyroMeanFreqX, fBodyGyroMeanFreqY, fBodyGyroMeanFreqZ, fBodyAccMagMean,
fBodyAccMagStd, fBodyAccMagMeanFreq, fBodyBodyAccJerkMagMean, fBodyBodyAccJerkMagStd, fBodyBodyAccJerkMagMeanFreq, fBodyBodyGyroMagMean, fBodyBodyGyroMagStd, 
fBodyBodyGyroMagMeanFreq, fBodyBodyGyroJerkMagMean, fBodyBodyGyroJerkMagStd, fBodyBodyGyroJerkMagMeanFreq

Activity Labels (named as "Acivity_Labels")
WALKING (value 1), WALKING_UPSTAIRS (value 2), WALKING_DOWNSTAIRS (value 3), SITTING (value 4)
STANDING (value 5), LAYING (value 6).